%0 Journal Article %A Shige Peng %A Shuzhen Yang %T Distributional uncertainty of the financial time series measured by $G$-expectation %J Teoriâ veroâtnostej i ee primeneniâ %D 2021 %P 914-928 %V 66 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_2021_66_4_a13/ %G ru %F TVP_2021_66_4_a13